Job Purpose
Lead and support the operation, security, reliability, and availability of IT infrastructure and systems across on-premises and cloud environments, including networks, infrastructure security, access controls, vulnerability management, and business continuity, to ensure secure and stable delivery of critical IT services.
Key Responsibilities & Duties:
Infrastructure & Cloud Operations
- Manage and support IT infrastructure across on-premises, Microsoft Azure, DEEM Cloud, and hybrid cloud environments.
- Monitor the availability, performance, and capacity of infrastructure services and address technical issues affecting service continuity.
- Support data center infrastructure, servers, backup solutions, and related technology services.
- Maintain secure configurations and technical hardening standards across infrastructure components.
Network & Connectivity
- Manage enterprise network infrastructure, including routers, switches, VLANs, MPLS, WAN connectivity, and Wi-Fi environments.
- Monitor network performance and availability and troubleshoot connectivity and infrastructure issues.
- Maintain secure connectivity between on-premises environments, cloud platforms, internet services, and external service providers.
- Support unified communications and voice services, including Cisco Call Manager, voice gateways, and SIP connectivity, as required.
Infrastructure & Systems Security
- Implement and maintain security controls across networks, servers, endpoints, databases, cloud environments, and digital services.
- Manage infrastructure security solutions, including firewalls, VPN, web proxy, endpoint protection, and secure remote access.
- Monitor security events and alerts through relevant monitoring platforms and investigate incidents based on their technical impact and priority.
- Support incident containment, service recovery, and improvement of security monitoring controls.
Access, Vulnerability & Security Management
- Manage and review user, system, and application access controls in accordance with approved security policies and least-privilege principles.
- Support multi-factor authentication and other access protection mechanisms across relevant systems and services.
- Analyze vulnerability assessment results and coordinate remediation and security patching activities.
- Verify the completion and effectiveness of security updates, technical hardening, and corrective actions.
Business Continuity & Disaster Recovery
- Support backup, restore, high-availability, and disaster recovery capabilities for critical IT services.
- Execute and participate in disaster recovery, failover, and service restoration tests.
- Verify the readiness and recoverability of critical systems across DEEM Cloud and data center environments.
- Identify technical risks affecting infrastructure availability and support appropriate mitigation actions.
Technical Projects, Readiness & Coordination
- Support infrastructure implementation, upgrades, and technical projects in coordination with internal teams, contractors, vendors, and service providers.
- Review infrastructure and security readiness before new systems and services are moved into production.
- Validate that security controls do not adversely affect system performance, connectivity, or service availability.
- Coordinate technical requirements and follow up on infrastructure-related issues with technology vendors and service providers.
Reporting & Continuous Improvement
- Prepare periodic operational reports covering infrastructure availability, security incidents, vulnerabilities, risks, and remediation progress.
- Monitor technical and security performance indicators and identify recurring issues and improvement opportunities.
- Maintain technical and security documentation to support operational continuity, audit requirements, and future improvements.
- Recommend practical improvements to infrastructure, security controls, monitoring tools, and operational processes.
Qualifications
- Bachelor's degree, preferably in Information Technology, Computer Science, Computer Engineering, Network Engineering, or another field relevant to the role.
Experience
- 6+ years of total professional experience.
